SSM 50835

Service Bulletin Details

Public Details for: SSM 50835

Some 2021-2022 f-150 vehicles built on or before 08-mar-2022 and some 2021-2022 expedition/navigator vehicles built on or before 14-mar-2022 equipped with a 3.5l ecoboost engine may experience a coolant leak at the thermostat housing. This


- 2022 - 2021 -

Models from 2022
2022 FORD EXPEDITION
2022 FORD F-150
2022 LINCOLN NAVIGATOR
Models from 2021
2021 FORD EXPEDITION
2021 FORD F-150
2021 LINCOLN NAVIGATOR 
SSM 50835 - 2021-2022 F-150/Expedition/Navigator - 3.5L EcoBoost Coolant Leak - Built On Or Before 14-Mar-2022
Some 2021-2022 F-150 vehicles built on or before 08-Mar-2022 and some 20212022Expedition/Navigator vehicles built on or before 14-Mar-2022 equipped with a 3.5L EcoBoost
engine may experience a coolant leak at the thermostat housing. This may be due to an incomplete
weld on the thermostat housing which can leak during normal vehicle operation. To correct the
condition, replace the thermostat housing using service part number ML3Z-8A586-C. Refer to
Workshop Manual (WSM), Section 303-03. For claiming, use causal part 8A586 and applicable labor
operations in Section 08 of the Service Labor Time Standards (SLTS) Manual.
APPLICABLE VEHICLES
2021 - 2022 TRUCK: FD P702N F150
2021 - 2022 TRUCK: B8 U553N EXPEDITION
2021 - 2022 TRUCK: B9 U554N NAVIGATOR

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